Question

2. What is respiration? Show how food is broken down into its constituents in the presented
3. Which enzyme is present in salive and what is its function
4. Which raw material is primarily responsible for the release of molecular oxygen in
5. Name some plants and animals that get the nutrition from other organisms without in
them. What is the type of nutrition known as
6. What will happen to a plant fits alem is removed?
7.a) Name all the digestive enzymes present in our ógestive system
bEclain the process of di gestion of carbohydrates, fats and proteins.
8. a Dran a sectional view of the human heart and label on it
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Answer 1

it is a process of taking oxygen and giving out carbon dioxide please mark me as brainliest

Answer 2

Answer:

Water

Water is the primary raw material which is responsible for the oxygen release during photosynthesis.